Table 1.

Summary of spine morphological parameters

Morphology parameter	P14		P37
	Wildtype	Fmr1KO	Wildtype	Fmr1KO
CA1
Head width
Range	244–1367 nm	152–1534 nm	165–918 nm	175–1122 nm
Mean ± SD per animal	598 ± 15 nm	586 ± 49 nm	393 ± 47 nm	447 ± 21 nm
95% CI on mean	584–612 nm	543–629 nm	340–446 nm	423–471 nm
Median ± SD per animal	577 ± 28 nm	556 ± 63 nm	360 ± 45 nm	415 ± 28 nm
Neck length
Range	81–2307 nm	61–2080 nm	61–1164 nm	62–1064 nm
Mean ± SD per animal	482 ± 51 nm	481 ± 52 nm	316 ± 21 nm	264 ± 45 nm
95% CI on mean	432–532 nm	435–527 nm	292–340 nm	212–315 nm
Median ± SD per animal	416 ± 72 nm	376 ± 53 nm	239 ± 24 nm	211 ± 24 nm
Neck width
Range	66–258 nm	60–265 nm	84–465 nm	81–353 nm
Mean ± SD per animal	128 ± 4 nm	132 ± 13 nm	165 ± 6 nm	150 ± 4 nm
95% CI on mean	124–132 nm	121–144 nm	159–172 nm	144–158 nm
Median ± SD per animal	118 ± 2 nm	124 ± 15 nm	151 ± 8 nm	141 ± 12 nm
L5
Head width
Range	217–1556 nm	142–1376 nm	201–1560 nm	185–1238 nm
Mean ± SD per animal	652 ± 51 nm	619 ± 39 nm	568 ± 28 nm	554 ± 39 nm
95% CI on mean	602–701 nm	588–650 nm	536–599 nm	510–598 nm
Median ± SD per animal	593 ± 53 nm	590 ± 25 nm	532 ± 41 nm	535 ± 34 nm
Neck length
Range	62–2514 nm	81–3192 nm	61–2351 nm	82–2553 nm
Mean ± SD per animal	681 ± 86 nm	688 ± 89 nm	587 ± 91 nm	523 ± 61 nm
95% CI on mean	597–765 nm	617–760 nm	484–690 nm	454–592 nm
Median ± SD per animal	617 ± 80 nm	577 ± 143 nm	481 ± 124 nm	439 ± 78 nm
Neck width
Range	67–300 nm	65–383 nm	70–318 nm	72–369 nm
Mean ± SD per animal	130 ± 21 nm	119 ± 12 nm	146 ± 12 nm	141 ± 20 nm
95% CI on mean	110–150 nm	110–129 nm	133–160 nm	119–164 nm
Median ± SD per animal	124 ± 20 nm	111 ± 10 nm	134 ± 8 nm	130 ± 21 nm